Oxford astrographic catalogue. Tables for the conversion of R.A. and Dec into standard co-ordinates and of standard co-ordinates into R.A. and Dec ... Collected from the several volumes. (Tables for the conversion of measured diameters of the star images into stellar photographic magnitudes, etc. /
University of Oxford (Oxford, Town of). - University Observatory.
Turner, H. H.(Herbert Hall),1861-1930.
[Oxford,
1911]